Without having the figure illustrated it is impossible to know which answer to choose. I can describe all of the signs and then you can determine the best one for this question.
The railroad crossing sign is made up of two crossbucks that are shaped in a X pattern. One says "railroad" the other says "crossing." The sign is white and should have a number in the middle below the crossbucks that says how many tracks are there are to cross. There are also yellow triangle shaped signs that show a railroad crossing with the crossbucks inside the sign. There is also a circle on that is yellow with the crossbucks and the letter R in the middle.
The pass with care sign is a white rectangular sign that has black writing that says "Pass with Care." This lets the driver know that it is legal to pass in that area but to be careful and watchful of other drivers/animals.
The hill sign is a yellow diamond shaped sign that has a black picture of a truck going down a steep hill. This is to show that drivers are about to encounter a hill and to be careful and slow down.
The cross road sign is a diamond shaped yellow sign with black markings inside. The markings can show a cross shaped sign inside and this means there is a crossroad coming up and to be careful of traffic entering the highway.
Learn more about highway signs at https://brainly.com/question/5223958
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